6.3

CVE-2026-5123

osrg GoBGP bgp.go DecodeFromBytes off-by-one

A weakness has been identified in osrg GoBGP up to 4.3.0. This impacts the function DecodeFromBytes of the file pkg/packet/bgp/bgp.go. Executing a manipulation of the argument data[1] can lead to off-by-one. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is said to be difficult. This patch is called 67c059413470df64bc20801c46f64058e88f800f. A patch should be applied to remediate this issue.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Osrg ≫ Gobgp Version < 4.4.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.41% 0.324
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cna@vuldb.com 3.7 2.2 1.4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
cna@vuldb.com 6.3 0 0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
cna@vuldb.com 2.6 4.9 2.9
AV:N/AC:H/Au:N/C:N/I:N/A:P
CWE-193 Off-by-one Error

A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value.

https://github.com/osrg/gobgp/
Product
https://vuldb.com/vuln/354155
Third Party Advisory
VDB Entry
https://vuldb.com/vuln/354155/cti
VDB Entry
Permissions Required
https://vuldb.com/submit/780179
Third Party Advisory
VDB Entry
https://github.com/osrg/gobgp/pull/3342
Issue Tracking
https://github.com/osrg/gobgp/commit/67c059413470df64bc20801c46f64058e88f800f
Patch