high7.5
CVE-2020-1763
An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this fla…
Impact
An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the crash.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Libreswan | Libreswan | from 3.27 through 3.31 Version 3.5 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.redhat.com/show_bug.cgi?id=1813329
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1763
- https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
- https://github.com/libreswan/libreswan/commit/471a3e41a449d7c753bc4edbba4239501bb62ba8
- https://libreswan.org/security/CVE-2020-1763/CVE-2020-1763.txt
- https://security.gentoo.org/glsa/202007-21
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
- https://www.debian.org/security/2020/dsa-4684
- https://bugzilla.redhat.com/show_bug.cgi?id=1813329
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1763
- https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf
- https://github.com/libreswan/libreswan/commit/471a3e41a449d7c753bc4edbba4239501bb62ba8
- https://libreswan.org/security/CVE-2020-1763/CVE-2020-1763.txt
- https://security.gentoo.org/glsa/202007-21
- https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04
- https://www.debian.org/security/2020/dsa-4684