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7.5 High

CVE-2023-35920 A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4),…

Description

A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4), SIMATIC MV550 H (All versions < V3.3.4), SIMATIC MV550 S (All versions < V3.3.4), SIMATIC MV560 U (All versions < V3.3.4), SIMATIC MV560 X (All versions < V3.3.4). Affected devices cannot properly process specially crafted IP packets sent to the devices. This could allow an unauthenticated remote attacker to cause a denial of service condition. The affected devices must be restarted manually.

Affected products and versions

Product Affected versions Fixed in
SIMATIC MV540 H Versions not published
SIMATIC MV540 S Versions not published
SIMATIC MV550 H Versions not published
SIMATIC MV550 S Versions not published
SIMATIC MV560 U Versions not published
SIMATIC MV560 X Versions not published
simatic_mv540_h 3.3 earliest → < 3.3.4 3.3.4
simatic_mv540_s 3.3 earliest → < 3.3.4 3.3.4
simatic_mv550_h 3.3 earliest → < 3.3.4 3.3.4
Show the 3 other branches
Product Affected versions Fixed in
simatic_mv550_s 3.3 earliest → < 3.3.4 3.3.4
simatic_mv560_u 3.3 earliest → < 3.3.4 3.3.4
simatic_mv560_x 3.3 earliest → < 3.3.4 3.3.4

References

Timeline

  1. Published
  2. Last modified

Other CVEs of SIMATIC MV540 H

The 8 CVEs of SIMATIC MV540 H →
CVE-2025-15467 Issue summary: Parsing CMS AuthEnvelopedData or EnvelopedData message with maliciously crafted AEAD parameters can… Not rated CVE-2023-36521 A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4),… 8.6 High CVE-2023-35921 A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4),… 7.5 High CVE-2022-33138 A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3), SIMATIC MV540 S (All versions < V3.3),… Not rated
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