CVE-2021-41990
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
The gmp plugin in strongSwan before 5.9.4 has a remote integer overflow via a crafted certificate with an RSASSA-PSS signature. For example, this can be triggered by an unrelated self-signed CA certificate sent by an initiator. Remote code execution cannot occur.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-41990
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-41990.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 5.9.4-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 5.9.4-1 |
| debian | bullseye | fixed | 5.9.1-1+deb11u1 |
| debian | forky | fixed | 5.9.4-1 |
| debian | sid | fixed | 5.9.4-1 |
| debian | trixie | fixed | 5.9.4-1 |
References
Verify integrity in audit chain (admin only). AS-IS.