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CVE-2020-26932

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for...

4.3 MediumFix available

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
None

Exploit likelihood

0.98%Up 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 4.3

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
CVE-2020-26932
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS 2.0
4.0 MediumAV:N/AC:L/Au:S/C:N/I:P/A:N
Weakness
CWE-732
Updated
2026-11-02
CVE List No score

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
CVE-2020-26932
Updated
2026-11-02
EUVDEUVD-2020-19462 No score

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
EUVD-2020-19462
Updated
2026-11-03
GitHub AdvisoriesGHSA-rpg9-m4gw-3xwf 4.3

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for...

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
GHSA-rpg9-m4gw-3xwf
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness
CWE-732
Updated
2026-11-02
OSV 4.3

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
CVE-2020-26932
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2020-26932 4.3

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
DEBIAN-CVE-2020-26932
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2020-26932 4.3

debian/sympa.postinst for the Debian Sympa package before 6.2.40~dfsg-7 uses mode 4755 for sympa_newaliases-wrapper, whereas the intended permissions are mode 4750 (for access by the sympa group)

Record
UBUNTU-CVE-2020-26932
CVSS 3.1
4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
sympa
Debian:12
 before 6.2.40~dfsg-7
6.2.40~dfsg-7
sympa
Debian:13
 before 6.2.40~dfsg-7
6.2.40~dfsg-7
sympa
Debian:14
 before 6.2.40~dfsg-7
6.2.40~dfsg-7
sympa
Debian:9
From an advisory covering 2 CVEs
 before 6.2.16~dfsg-3+deb9u3, plus listed versions
6.2.16~dfsg-36.2.16~dfsg-3+deb9u16.2.16~dfsg-3+deb9u2
6.2.16~dfsg-3+deb9u3
sympa
Debian:10
From an advisory covering 4 CVEs
 before 6.2.40~dfsg-1+deb10u1, plus listed versions
6.2.40~dfsg-1
6.2.40~dfsg-1+deb10u1
sympa
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
6.1.24~dfsg-16.1.24~dfsg-1ubuntu0.1~esm1
 None known
sympa
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
6.2.18~dfsg-16.2.22~dfsg-16.2.24~dfsg-16.2.24~dfsg-1ubuntu0.1~esm16.2.24~dfsg-1ubuntu0.1~esm2
 None known
sympa
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
6.2.40~dfsg-16.2.40~dfsg-36.2.40~dfsg-46.2.40~dfsg-4ubuntu0.20.04.1~esm16.2.40~dfsg-4ubuntu0.20.04.1~esm2
 None known
sympa
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
6.2.60~dfsg-4build16.2.66~dfsg-16.2.66~dfsg-26.2.66~dfsg-2ubuntu0.1~esm1
 None known

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2020-26932 is a medium vulnerability (CVSS 4.3) in Sympa, published October 7, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.98%, the 62nd percentile. Fixed in sympa 6.2.40~dfsg-7.

References

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