CVE-2020-24265
An issue was discovered in tcpreplay tcpprep v4.3.3. There is a heap buffer overflow vulnerability in MemcmpInterceptorCommon() that can make tcpprep crash and cause a denial of service.
02 Description
An issue was discovered in tcpreplay tcpprep v4.3.3. There is a heap buffer overflow vulnerability in MemcmpInterceptorCommon() that can make tcpprep crash and cause a denial of service.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.22% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-10-19 14:58Z6 YR AGO
- Last updated
- 2024-08-04 15:12Z2 YR AGO
- Reserved
- 2020-08-13
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 646d7893336197150e29305c277b901be4e9cd950b27330c791b9dfa55c79433
05 Affected products
06 References
- github.comhttps://github.com/appneta/tcpreplay/issues/616
- lists.fedoraproject.orgFEDORA-2020-c50d8b980bhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M623ONZKOZL5Y7XQNHKXEPV76XYCPXQM/
- lists.fedoraproject.orgFEDORA-2020-0e036c907ehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EA7K7VKDK2K3SY2DHQQYSCBGZLKPWXJ4/
- lists.fedoraproject.orgFEDORA-2020-e45cf8ea43https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LC3UMBJFBK5HYUX7H2NGXVFI2I2EMAOF/
- security.gentoo.orgGLSA-202105-21https://security.gentoo.org/glsa/202105-21
07 Fixed in
Debian 12
- tcpreplay Fixed in 4.3.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- tcpreplay Fixed in 4.3.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- tcpreplay Fixed in 4.3.4-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- tcpreplay Fixed in 4.2.6-1ubuntu0.1~esm3Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- tcpreplay Fixed in 4.3.2-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.