CVE-2021-29665: ibm security verify access Out-of-bounds Write
CVSS: 9.0v3.0CriticalModified
Published 31-05-2021Last modified 17-09-2024
Vulnerability summary
CVE-2021-29665 is a critical (CVSS 9.0) Out-of-bounds Write vulnerability in ibm security verify access. EPSS estimates a 1.12% chance of exploitation in the next 30 days, higher than 65.6% of scored vulnerabilities.
CVSS score
9.0/10
010
Critical · v3.0 (CVE.org)EPSS score
1.12%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 31-05-2021PublishedVulnerability first disclosed.
- 17-09-2024Last modifiedVulnerability information updated.
Description
IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with elevated privileges.
CVSS metrics
4 scores · 2 sources · 3 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
Critical 9.0Preferred score · CVE.org (CNA)
CVSS:3.0/A:H/I:H/UI:N/AV:N/PR:N/C:H/S:C/AC:H/RC:C/E:U/RL:OSourcesAll 2 agree
- NVDNIST9.0CriticalCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.12%
Chance of exploitation in the next 30 days
Percentile
66%
Versus all other CVEs
30-day change
0.00 pp
From 1.12% on 19-09-2026
19-09-202619-10-2026
EPSS score1.12%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm1 product
1 vendor · 1 product