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CVE-2024-42459

Elliptic's EDDSA missing signature length check

5.3 MediumFix available

CVE-2024-42459 is a medium vulnerability (CVSS 5.3) in Elliptic Project Elliptic, published August 2, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. Fixed in elliptic 6.5.7.

What does this mean?
Severity
5.3 MediumCVSS 3.1, CVE List
Exploit chance
0.30%EPSS, 23rd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
6.5.7elliptic +18 more

Description

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

0.30%Up 0.3 points since Aug 6, 2024
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
elliptic
npm
4.0.0 to 6.5.6
6.5.7
reaper
Azure Linux:2
before 3.1.1-11
3.1.1-11
elliptic
TuxCare:npm
From an advisory covering 8 CVEs
6.4.1-tuxcare.0 up to 6.4.1-tuxcare.1, plus listed versions
6.4.1
6.4.1-tuxcare.1
elliptic
TuxCare:npm
From an advisory covering 6 CVEs
6.5.4-tuxcare.0 up to 6.5.4-tuxcare.1, plus listed versions
6.5.4
6.5.4-tuxcare.1
elliptic
TuxCare:npm
From an advisory covering 6 CVEs
6.5.5-tuxcare.0 up to 6.5.5-tuxcare.1, plus listed versions
6.5.5
6.5.5-tuxcare.1
elliptic
TuxCare:npm
From an advisory covering 6 CVEs
6.5.1-tuxcare.0 up to 6.5.1-tuxcare.2, plus listed versions
6.5.16.5.1-tuxcare.1
6.5.1-tuxcare.2
elliptic
TuxCare:npm
From an advisory covering 5 CVEs
6.5.3-tuxcare.0 up to 6.5.3-tuxcare.2, plus listed versions
6.5.36.5.3-tuxcare.1
6.5.3-tuxcare.2
node-elliptic
Debian:12
All versions, plus listed versions
6.5.4~dfsg-26.5.7+dfsg-16.6.1+dfsg+~6.4.18-16.6.1+dfsg+~6.4.18-26.6.1+dfsg-1
None known
node-elliptic
Debian:13
before 6.5.7+dfsg-1
6.5.7+dfsg-1
node-elliptic
Debian:14
before 6.5.7+dfsg-1
6.5.7+dfsg-1
Show 9 moreShow less
Affected packages
PackageAffectedFixed
elliptic
npm
4.0.0 up to 6.5.7
6.5.7
node-elliptic
Ubuntu:18.04:LTS
All versions, plus listed versions
6.4.0+dfsg-1
None known
node-elliptic
Ubuntu:20.04:LTS
All versions, plus listed versions
6.5.1~dfsg-16.5.1~dfsg-2
None known
node-elliptic
Ubuntu:22.04:LTS
All versions, plus listed versions
6.5.4~dfsg-1
None known
node-elliptic
Ubuntu:24.04:LTS
All versions, plus listed versions
6.5.4~dfsg-2
None known
node-elliptic
Ubuntu:25.10
All versions, plus listed versions
6.6.1+dfsg-1
None known
node-elliptic
Ubuntu:26.10
All versions, plus listed versions
6.6.1+dfsg+~6.4.18-16.6.1+dfsg+~6.4.18-2
None known
node-elliptic
Ubuntu:26.04:LTS
All versions, plus listed versions
6.6.1+dfsg-16.6.1+dfsg+~6.4.18-1
None known
velociraptor
openSUSE:Tumbleweed
From an advisory covering 27 CVEs
before 0.7.0.4.git142.862ef23-1.1
0.7.0.4.git142.862ef23-1.1

What each source reports

CVE List Score used5.3

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
CVE-2024-42459
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-347
Updated
2026-11-02
EUVDEUVD-2024-25705.3

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
EUVD-2024-2570
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-f7q4-pwc6-w24p2.7

Elliptic's EDDSA missing signature length check

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
GHSA-f7q4-pwc6-w24p
CVSS 4.0
2.7 LowCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-347
Updated
2026-11-02
NVD5.3

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
CVE-2024-42459
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-347
Updated
2026-11-02
OSV5.3

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
CVE-2024-42459
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2024-424595.3

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
DEBIAN-CVE-2024-42459
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
Show 9 moreShow less
OSVGHSA-f7q4-pwc6-w24p2.7

Elliptic's EDDSA missing signature length check

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
GHSA-f7q4-pwc6-w24p
CVSS 4.0
2.7 LowCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-347
Updated
2026-11-02
OSVUBUNTU-CVE-2024-424595.3

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
UBUNTU-CVE-2024-42459
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
OSVAZL-47421No score

CVE-2024-42459 affecting package reaper for versions less than 3.1.1-11

In the Elliptic package 6.5.6 for Node.js, EDDSA signature malleability occurs because there is a missing signature length check, and thus zero-valued bytes can be removed or appended.

Record
AZL-47421
Updated
2026-11-02
OSVCLSA-2026-1781139210No score

TuxCare security update for elliptic (9 CVEs)

TuxCare rebuilt elliptic to address 9 CVEs. Fixed in 6.4.1-tuxcare.1.

Record
CLSA-2026-1781139210
Updated
2026-11-02
OSVCLSA-2026-1781139211No score

TuxCare security update for elliptic (7 CVEs)

TuxCare rebuilt elliptic to address 7 CVEs. Fixed in 6.5.4-tuxcare.1.

Record
CLSA-2026-1781139211
Updated
2026-11-02
OSVCLSA-2026-1781139212No score

TuxCare security update for elliptic (7 CVEs)

TuxCare rebuilt elliptic to address 7 CVEs. Fixed in 6.5.5-tuxcare.1.

Record
CLSA-2026-1781139212
Updated
2026-11-02
OSVCLSA-2026-1793101918No score

TuxCare security update for elliptic (6 CVEs)

TuxCare rebuilt elliptic to address 6 CVEs. Fixed in 6.5.1-tuxcare.2.

Record
CLSA-2026-1793101918
Updated
2026-11-02
OSVCLSA-2026-1793102023No score

TuxCare security update for elliptic (5 CVEs)

TuxCare rebuilt elliptic to address 5 CVEs. Fixed in 6.5.3-tuxcare.2.

Record
CLSA-2026-1793102023
Updated
2026-11-02
OSVopenSUSE-SU-2025:14663-1No score

velociraptor-0.7.0.4.git142.862ef23-1.1 on GA media

These are all security issues fixed in the velociraptor-0.7.0.4.git142.862ef23-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:14663-1
Updated
2026-11-02

History

History
RecordedChangedSources
affected
affected, aliases, cwes, facts, references
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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