7.8

CVE-2007-6523: opera opera_browser Numeric Errors

CVSS: 7.8v2.0HighModified
Published 24-12-2007Last modified 07-08-2024
Open JSON

Vulnerability summary

CVE-2007-6523 is a high (CVSS 7.8) Numeric Errors vulnerability in opera opera_browser. EPSS estimates a 2.05% chance of exploitation in the next 30 days, higher than 80.9% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
42/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
2.05%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 24-12-2007
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Algorithmic complexity vulnerability in Opera 9.50 beta and 9.x before 9.25 allows remote attackers to cause a denial of service (CPU consumption) via a crafted bitmap (BMP) file that triggers a large number of calculations and checks.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.05%

Chance of exploitation in the next 30 days

Percentile

81%

Versus all other CVEs

30-day change

0.00 pp

From 2.05% on 19-09-2026

19-09-202619-10-2026
EPSS score
2.05%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (securityfocus.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Opera1 product
  • opera_browser9.0 | 9.0:beta1 | 9.0:beta2 | 9.01 | 9.02 | 9.10 | 9.12 | 9.20 | 9.20:beta1 | 9.21 | 9.22 | 9.23 | 9.24 | 9.50:beta1

1 vendor · 1 product

References

6 links