SB2021011449 - Buffer overflow in jenkins (Alpine package)
Published: January 14, 2021
Security Bulletin ID
SB2021011449
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2021-21607)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the affected software does not limit the graph size provided as query parameters. A remote authenticated attacker can trigger memory corruption and cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.