CVE-2020-26867 ARC Informatique PcVue Deserialization of Untrusted Data
Remote attackers can execute arbitrary code on the web and mobile back-end server via unsafe deserialization in PcVue.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-26867?
CVE-2020-26867 is a critical unsafe deserialization vulnerability in ARC Informatique PcVue, published on 12 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ARC Informatique PcVue prior to version 12.0.17 is vulnerable due to the deserialization of untrusted data, which may allow an attacker to remotely execute arbitrary code on the web and mobile back-end server.
Weakness: CWE-502
Which versions are affected by CVE-2020-26867?
It affects 1 product.
Products include Arcinfo Pcvue.
How do I fix CVE-2020-26867?
No fix has been published for CVE-2020-26867 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2020-26867 being exploited?
There is no known exploitation of CVE-2020-26867 in the wild and no public exploit code.
Other vulnerabilities in ARC Informatique PcVue
- CVE-2026-14868 Weak encryption mechanism for User directory
- CVE-2020-26868 ARC Informatique PcVue Access to Critical Private Variable via Public Method
- CVE-2020-26869 ARC Informatique PcVue Exposure of Sensitive Information to an Unauthorized Actor
- CVE-2026-14867 Insecure password storage in User directory
- CVE-2022-4312 Information disclosure in PcVue
Sources
Also known as GHSA-7x49-vpw9-2vmr.