CVE-2022-37434 | BDVDB-2026-181733 Detail
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP
Description#
zlib through 1.2.12 has a heap-based buffer over-read or buffer overflow in inflate in inflate.c via a large gzip header extra field. NOTE: only applications that call inflateGetHeader are affected. Some common applications bundle the affected zlib source code but may be unable to call inflateGetHeader (e.g., see the nodejs/node reference).
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.
Weaknesses#
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
References#
- https://github.com/ivd38/zlib_overflow
- https://github.com/madler/zlib/commit/eff308af425b67093bab25f80f1ae950166bece1
- https://github.com/madler/zlib/blob/21767c654d31d2dccdde4330529775c6c5fd5389/zlib.h#L1062-L1063
- https://github.com/nodejs/node/blob/75b68c6e4db515f76df73af476eccf382bbcb00a/deps/zlib/inflate.c#L762-L764
- http://www.openwall.com/lists/oss-security/2022/08/05/2
- https://github.com/curl/curl/issues/9271
- http://www.openwall.com/lists/oss-security/2022/08/09/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YRQAI7H4M4RQZ2IWZUEEXECBE5D56BH2/
- https://www.debian.org/security/2022/dsa-5218
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMBOJ77A7T7PQCARMDUK75TE6LLESZ3O/
- https://security.netapp.com/advisory/ntap-20220901-0005/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWN4VE3JQR4O2SOUS5TXNLANRPMHWV4I/
- https://lists.debian.org/debian-lts-announce/2022/09/msg00012.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X5U7OTKZSHY2I3ZFJSR2SHFHW72RKGDK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAVPQNCG3XRLCLNSQRM3KAN5ZFMVXVTY/
Show all 32
- https://support.apple.com/kb/HT213489
- https://support.apple.com/kb/HT213488
- https://support.apple.com/kb/HT213494
- https://support.apple.com/kb/HT213493
- https://support.apple.com/kb/HT213491
- https://support.apple.com/kb/HT213490
- http://seclists.org/fulldisclosure/2022/Oct/41
- http://seclists.org/fulldisclosure/2022/Oct/38
- http://seclists.org/fulldisclosure/2022/Oct/37
- http://seclists.org/fulldisclosure/2022/Oct/42
- https://security.netapp.com/advisory/ntap-20230427-0007/
- https://github.com/madler/zlib/commit/1eb7682f845ac9e9bf9ae35bbfb3bad5dacbd91d
- https://cert-portal.siemens.com/productcert/html/ssa-561322.html
- https://cert-portal.siemens.com/productcert/html/ssa-150063.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://cert-portal.siemens.com/productcert/html/ssa-202008.html
- https://cert-portal.siemens.com/productcert/html/ssa-470355.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.