CVE-2021-20294
moderate-risk
Published 2021-04-29
A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability.
Do I need to act?
!
22.7% chance of exploitation in next 30 days
EPSS score — higher than 77% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (1)
Affected Vendors
References (12)
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1943533
Third Party Advisory
https://security.gentoo.org/glsa/202208-30
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1943533
Third Party Advisory
https://security.gentoo.org/glsa/202208-30
43
/ 100
moderate-risk
Severity
24/34 · High
Exploitability
14/34 · Moderate
Exposure
5/34 · Minimal