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CVE Vulnerability Details :
CVE-2026-5474
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-03 Apr, 2026 | 17:00
Updated At-03 Apr, 2026 | 20:02
Rejected At-
▼CVE Numbering Authority (CNA)
NASA cFS CCSDS Packet Header to_lab_passthru_encode.c CFE_MSG_GetSize heap-based overflow

A vulnerability was found in NASA cFS up to 7.0.0. This affects the function CFE_MSG_GetSize of the file apps/to_lab/fsw/src/to_lab_passthru_encode.c of the component CCSDS Packet Header Handler. Performing a manipulation results in heap-based buffer overflow. The attacker must have access to the local network to execute the attack. The project was informed of the problem early through an issue report but has not responded yet.

Affected Products
Vendor
NASA
Product
cFS
CPEs
  • cpe:2.3:a:nasa:cfs:*:*:*:*:*:*:*:*
Modules
  • CCSDS Packet Header Handler
Versions
Affected
  • 7.0
Problem Types
TypeCWE IDDescription
CWECWE-122Heap-based Buffer Overflow
CWECWE-119Memory Corruption
Type: CWE
CWE ID: CWE-122
Description: Heap-based Buffer Overflow
Type: CWE
CWE ID: CWE-119
Description: Memory Corruption
Metrics
VersionBase scoreBase severityVector
4.05.3MEDIUM
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
3.16.3MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
3.06.3MEDIUM
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
2.05.8N/A
AV:A/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:UR
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
Version: 3.1
Base score: 6.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
Version: 3.0
Base score: 6.3
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
Version: 2.0
Base score: 5.8
Base severity: N/A
Vector:
AV:A/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:UR
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

reporter
0rbitingZer0 (VulDB User)
coordinator
VulDB CNA Team
Timeline
EventDate
Advisory disclosed2026-04-03 00:00:00
VulDB entry created2026-04-03 02:00:00
VulDB entry last update2026-04-03 09:56:30
Event: Advisory disclosed
Date: 2026-04-03 00:00:00
Event: VulDB entry created
Date: 2026-04-03 02:00:00
Event: VulDB entry last update
Date: 2026-04-03 09:56:30
Replaced By

Rejected Reason

References
HyperlinkResource
https://vuldb.com/vuln/355078
vdb-entry
technical-description
https://vuldb.com/vuln/355078/cti
signature
permissions-required
https://vuldb.com/submit/781950
third-party-advisory
https://github.com/nasa/cFS/issues/952
issue-tracking
https://github.com/nasa/cFS/
product
Hyperlink: https://vuldb.com/vuln/355078
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/355078/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/781950
Resource:
third-party-advisory
Hyperlink: https://github.com/nasa/cFS/issues/952
Resource:
issue-tracking
Hyperlink: https://github.com/nasa/cFS/
Resource:
product
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Details not found