CVE-2023-1437: CVE-2023-1437
Vulnerability summary
CVE-2023-1437 is a critical (CVSS 9.8) Untrusted Pointer Dereference vulnerability in advantech webaccess\/scada. EPSS estimates a 2.80% chance of exploitation in the next 30 days, higher than 86.3% of scored vulnerabilities.
Timeline
- 02-08-2023PublishedVulnerability first disclosed.
- 02-08-2024Last modifiedVulnerability information updated.
Description
All versions prior to 9.1.4 of Advantech WebAccess/SCADA are vulnerable to use of untrusted pointers. The RPC arguments the client sent could contain raw memory pointers for the server to use as-is. This could allow an attacker to gain access to the remote file system and the ability to execute commands and overwrite files.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
2.80%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
No change 0.00 pp
From 2.80% on 22-09-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-822Untrusted Pointer DereferenceThe product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
Affected systems
Advantech1 product
- webaccess\/scada< 9.1.4
1 vendor · 1 product