CVE-2020-25226 — Heap-based Buffer Overflow in Siemens Scalance X200-4pirt Firmware

CWE-122 — Heap-based Buffer OverflowCWE-787 — Out-of-bounds Write3 documents3 sources
Severity
9.8CRITICALNVD
EPSS
0.7%
top 28.32%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
50
Siemens Scalance X200-4pirt FirmwareSiemens Scalance X201-3pirt FirmwareSiemens Scalance X202-2irt Firmware+47 more
Timeline
PublishedJan 12
Latest updateMay 24

Description

A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0). The web server of the affected devices contains a vulnerability that may lead to a buffer overflow condition. An attacker could cause this condition on the webserver by sending a specially crafted request. The webserver could stop and not recover anymore.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages50 packages

▶CVEListV5siemens/scalance_x-200irt_switch_familyAll versions < V5.5.0
▶CVEListV5siemens/scalance_x-200_switch_familyAll versions < V5.2.5

🔴Vulnerability Details

2
GHSA
GHSA-p724-hcmr-xf8c: A vulnerability has been identified in SCALANCE X-200 switch family (incl↗2022-05-24
▶
CVEList
CVE-2020-25226: A vulnerability has been identified in SCALANCE X-200 switch family (incl↗2021-01-12
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CVE-2020-25226 — Heap-based Buffer Overflow in Siemens | cvebase