Microsoft Exchange Server 2000 SP3, 2003 SP1 and SP2, and 2007 does not properly decode certain MIME encoded e-mails, which allows remote attackers to execute arbitrary code via a crafted base64-encoded MIME e-mail message.
CVE-2007-0213
This CVE was only ever scored under CVSS v2.0. NVD CVSS v2.0 base 10.0 — v2 rates that HIGH (v2 bands: LOW 0.0–3.9 / MEDIUM 4.0–6.9 / HIGH 7.0–10.0; v2 has no CRITICAL band). Vector AV:N/AC:L/Au:N/C:C/I:C/A:C. CVSS v2 is an older, coarser metric than v3.1/v4.0 (no Scope, no User Interaction, no Attack Requirements), so it is not directly comparable to a v3 or v4 score. NVD has never re-scored this record under v3. EPSS predicts 66.2% exploitation probability in the next 30 days, which is reflected in EG Risk but does not lift the v2 base. Confidence: LOW.
- High exploitation likelihood — EPSS 66%
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v2.0 (legacy)
- 10.0HIGHNVD never assigned a CVSS v3 rating to this CVE
- EG Score
- 10.0(low)
- EG Risk
- 76(Track)EG Risk 76/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity100% × 45%Exploitation66% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 66%
- EPSS %ILE
- 99%
- KEV
- Not listed
Published
May 8, 2007
Last Modified
April 23, 2026
References (24)
- secure@microsofthttp://packetstormsecurity.com/files/153533/Microsoft-Exchange-2003-base64-MIME-Remote-Code-Execution.html
- secure@microsofthttp://secunia.com/advisories/25183
- secure@microsofthttp://www.kb.cert.org/vuls/id/343145
- secure@microsofthttp://www.osvdb.org/34391
- secure@microsofthttp://www.securityfocus.com/archive/1/468871/100/200/threaded
- secure@microsofthttp://www.securityfocus.com/bid/23809
- secure@microsofthttp://www.securitytracker.com/id?1018015
- secure@microsofthttp://www.us-cert.gov/cas/techalerts/TA07-128A.html
- secure@microsofthttp://www.vupen.com/english/advisories/2007/1711
- secure@microsofthttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-026
- secure@microsofthttps://exchange.xforce.ibmcloud.com/vulnerabilities/33889
- secure@microsofthttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1890
- af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/153533/Microsoft-Exchange-2003-base64-MIME-Remote-Code-Execution.html
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/25183
- af854a3a-2127-422b-91ae-364da2661108http://www.kb.cert.org/vuls/id/343145
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 0× in last 7d / 4× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-08-07 16:20 UTCEPSS rescore
- 2026-08-06 13:41 UTCEPSS rescore
- 2026-08-04 10:28 UTCEPSS rescore
- 2026-07-28 15:30 UTCEPSS rescore
- 2026-07-26 13:31 UTCEG score recompute▲ 10.00
- 2026-07-25 14:11 UTCEPSS rescore
- 2026-07-24 14:11 UTCEPSS rescore
- 2026-07-23 00:52 UTCEG score recompute
- 2026-07-23 00:31 UTCEG score recompute▼ 5.90
- 2026-07-22 23:56 UTCEG score recompute▲ 5.90
- 2026-07-22 21:36 UTCEG score recompute
- 2026-07-22 14:03 UTCEPSS rescore
- 2026-07-21 15:19 UTCEPSS rescore
- 2026-07-20 17:02 UTCEPSS rescore
- 2026-07-16 16:58 UTCEPSS rescore
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- 2026-06-25 13:46 UTCEPSS rescore
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- 2026-06-25 13:46 UTCEPSS rescore
- 2026-06-23 21:29 UTCEPSS rescore
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-14 23:13 UTCEPSS rescore
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- 2026-06-12 23:08 UTCEPSS rescore
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- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-05-31 02:52 UTCEG score recompute
- 2026-05-31 02:52 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-20 22:36 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-47076First seen Jul 5, 2019
Microsoft Exchange 2003 - base64-MIME Remote Code Execution
Open source ↗
Related CVEs(same CWE)
Same CWE
10 shownCWE-20
- CVE-2005-0050EG 10.0EPSS p99HIGH
- CVE-2004-1019EG 10.0EPSS p94HIGH
- CVE-2004-0840EG 10.0EPSS p98HIGH
- CVE-2003-1425EG 10.0EPSS p96HIGH
- CVE-2003-1487EG 10.0EPSS p94HIGH
- CVE-2002-1874EG 10.0HIGH
- CVE-2002-2236EG 10.0EPSS p91HIGH
- CVE-2002-2365EG 10.0HIGH
- CVE-2002-1358EG 10.0EPSS p93HIGH
- CVE-2002-1359EG 10.0EPSS p100HIGH
Frequently asked(4)
What is CVE-2007-0213?
When was CVE-2007-0213 disclosed?
Is CVE-2007-0213 actively exploited?
How do I remediate CVE-2007-0213?
Dependency Blast Radius
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