CVE-2020-27858 is a high-severity XML External Entity (XXE) vulnerability affecting CA Arcserve D2D 16.5, specifically within the getNews method. This flaw allows unauthenticated remote attackers to disclose sensitive information, including SYSTEM-level data, by crafting a malicious XML document that causes the parser to access and embed external URI contents. With a CVSS score of 7.5 (High) and an EPSS percentile of 0.20151, the vulnerability is easily exploitable over the network with low attack complexity and no user interaction required. While no public exploit code (Metasploit, Nuclei, ExploitDB) is currently available and there's no evidence of active exploitation or significant community discussion, its high FAUCET Risk Score of 87/100 indicates a significant potential threat.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
16.5CPE matchmatch criteria | cpe:2.3:a:arcserve:d2d:16.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.