CVE-2025-29911 is a critical heap buffer overflow vulnerability in CryptoLib versions 1.3.3 and prior, affecting the software-only solution for CCSDS Space Data Link Security Protocol - Extended Procedures (SDLS-EP) used in NASA's core Flight System (cFS). An attacker can trigger this vulnerability by sending a maliciously crafted AOS frame with insufficient length to the Crypto_AOS_ProcessSecurity function, leading to a Denial of Service (DoS) or potential arbitrary code execution (RCE). With a CVSS score of 9.8 (CRITICAL), this vulnerability has a network attack vector, low attack complexity, and no user interaction required, posing high impacts to confidentiality, integrity, and availability. There is currently no known public exploit code, active exploitation, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:a:nasa:cryptolib:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.