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CVE-2023-36192

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function...

7.8 HighFix available

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.31%Up 0.2 points since Jun 23, 2023
90%50%10%1%

What each source reports

NVD Score used 7.8

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
CVE-2023-36192
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
CVE-2023-36192
Updated
2026-11-02
EUVDEUVD-2023-40169 No score

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
EUVD-2023-40169
Updated
2026-11-03
GitHub AdvisoriesGHSA-phf3-4hpx-8j74 7.8

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function...

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
GHSA-phf3-4hpx-8j74
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
OSVDEBIAN-CVE-2023-36192 7.8

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
DEBIAN-CVE-2023-36192
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2023-36192 7.8

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
UBUNTU-CVE-2023-36192
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSV No score

Sngrep v1.6.0 was discovered to contain a heap buffer overflow via the function capture_ws_check_packet at /src/capture.c.

Record
CVE-2023-36192
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
sngrep
Debian:12
 All versions, plus listed versions
1.6.0-11.7.0-11.7.0-21.7.0-2~bpo12+11.8.0-1
Show 9 moreShow less
1.8.1-11.8.2-11.8.2-1~bpo12+11.8.3-11.8.3-1~bpo13+11.8.4-11.8.4-1~bpo13+11.8.4-21.9.0-1
 None known
sngrep
Debian:13
 before 1.7.0-2
1.7.0-2
sngrep
Debian:14
 before 1.7.0-2
1.7.0-2
sngrep
Ubuntu:16.04:LTS
 All versions, plus listed versions
0.4.1-11.0.0-11.1.0-11.2.0-11.2.0-1build1
 None known
sngrep
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.4.3-11.4.4-11.4.4-21.4.5-1
 None known
sngrep
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.4.6-11.4.6-2
 None known
sngrep
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.4.9-11.4.10-11.4.10-1ubuntu0.1
 None known
sngrep
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.7.0-21.8.0-11.8.0-1build11.8.0-1build2
 None known
sngrep
Ubuntu:25.10
 All versions, plus listed versions
1.8.2-1
 None known
sngrep
Ubuntu:26.10
 All versions, plus listed versions
1.8.3-11.8.4-1
 None known
sngrep
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.8.2-11.8.3-1
 None known

History

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

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

In short

CVE-2023-36192 is a high vulnerability (CVSS 7.8) in Irontec Sngrep, published June 23, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 23rd percentile. Fixed in sngrep 1.7.0-2.

References

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