VulnerabilityModified
CVE-2021-26635
An attacker could use this vulnerability to cause a stack buffer overflow and as a result, perform an attack such as remote code execution.
HIGH 7.8EPSS 1.15%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the code that verifies the file size in the ark library, it is possible to manipulate the offset read from the target file due to the wrong use of the data type. An attacker could use this vulnerability to cause a stack buffer overflow and as a result, perform an attack such as remote code execution.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.15% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-121, CWE-843
- Affected
- bandisoft/ark library
- Source
- vuln@krcert.or.kr
References
- https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66747Broken Link, Third Party Advisory
- https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66747Broken Link, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.