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CVE-2021-33973

24
FAUCET Score

CVE-2021-33973 is a buffer overflow vulnerability affecting Qihoo 360 Safe Guard versions 12.1.0.1004, 12.1.0.1005, and 13.1.0.1001, as well as 360 Total Security. This flaw allows a local attacker to escalate privileges on an affected system. With a CVSS score of 7.8 (High), the vulnerability has low attack complexity and requires low privileges, potentially leading to high impacts on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
10.8.0.1213CPE matchmatch criteria
cpe:2.3:a:360totalsecurity:360_total_security:10.8.0.1213:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 72nd percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

memorycorruptor.blogspot.com / p/vulnerabilities-disclosures.html
ExploitThird Party Advisory
pastebin.com / fsLDebg5
ExploitThird Party Advisory
youtube.com / channel/UCLJ6fZxUqbmPe4jiwC6o4hg
Exploit