by Kastro
Paper/Archive/CVE-2024-45492

CVE-2024-45492

libexpat expat — An issue was discovered in libexpat before 2.6.3.

EPSS 1%CVSS 9.8
critical.is priorityof 100
44
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 72.4.724 × 2014.5No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An issue was discovered in libexpat before 2.6.3. nextScaffoldPart in xmlparse.c can have an integer overflow for m_groupSize on 32-bit platforms (where UINT_MAX equals SIZE_MAX).

Affected

ProductAffectedFixed inSource
n/an/a–CNA
expat< 2.6.32.6.3CISA-ADP
RUGGEDCOM RST2428P< V3.1V3.1siemens-SADP
SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 familysee advisory–siemens-SADP
SCALANCE XCM-/XRM-/XCH-/XRH-300 family< V3.1V3.1siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.5–siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.5–siemens-SADP
SIPLUS S7-1500 CPU 1518-4 PN/DP MFPV3.1.5–siemens-SADP

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADP7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: partial

References

refgithub.com/libexpat/libexpat/pull/892refgithub.com/libexpat/libexpat/issues/889refsecurity.netapp.com/advisory/ntap-20241018-0005reflists.debian.org/debian-lts-announce/2024/09/msg00036.htmlrefcert-portal.siemens.com/productcert/html/ssa-082556.htmlrefcert-portal.siemens.com/productcert/html/ssa-613116.html